The earthquake ____ when I ____ some cleaning.
| A．starts, was doing | B．started, was doing |
| C．was starting, was doing | D．starts, were doing |
The parade was so wonderful that I couldn’t_______ photos.
| A．stop taking | B．to stop taking |
| C．to stop to take | D．stop to take |
I went to the Window of the World in Shenzhen. It’s ____ great ______to see a lot of beautiful views in one day.
| A．so, fun | B．such a , fun | C．such, fun | D．too, funny |
There ______ great changes in our hometown in the past fifteen years.
| A．has been | B．have been | C．was | D．were |
It _______ seven years __________ Hong Kong returned to China.
| A．was, since | B．is, since |
| C．was, after | D．is , after |
------- _______ you _______ the book ______ to the library yet.
------ Yes. I have.
| A．Have ，returned，/ |
| B．Have， returned， back |
| C．Did return ，/ |
| D．Did， return，back |